Display screen or portion thereof with graphical user interface



FIG. 1 is a front view of a first embodiment of a display screen orportion thereof with graphical user interface showing our new design;and,

FIG. 2 is a is a front view of a second embodiment of a display screenor portion thereof with graphical user interface showing our new design.

The broken line showing of a display screen or portion thereof withgraphical user interface is included for the purpose of showing portionsof the article which form no part of the claimed design.

CLAIM The ornamental design for a display screen or portion thereof withgraphical user interface, as shown and described.